package com.guli.msmservice.controller;

import com.guli.commonutils.R;
import com.guli.msmservice.service.MsmService;
import com.guli.msmservice.utils.RandomUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;

/**
 * @ClassName: MsmController 
 * @Description: TODO
 * @author: liuzg
 * @Date: 2021/3/25 16:12
 * @Version: v1.0
 */
@RestController
@RequestMapping("/edumsm/msm")
@Api(tags = "阿里云短信发送服务")
public class MsmController {

    @Autowired
    private MsmService msmService;

    @Autowired
    private RedisTemplate<String, String> redisTemplate;

    @ApiOperation(value = "发送短信的方法")
    @GetMapping(value = "send/{phone}")
    public R sendMsm(@PathVariable String phone) {
        // 1 从redis获取验证码，如果获取到直接返回
        String code = redisTemplate.opsForValue().get(phone);
        if (!StringUtils.isEmpty(code)) {
            return R.ok();
        }
        // 2 如果redis获取 不到，进行阿里云发送
        // 生成随机值，传递阿里云进行发送
        code = RandomUtil.getFourBitRandom();
        Map<String, Object> params = new HashMap<>();
        params.put("code", code);
        //调用service发送短信的方法
        boolean isSend = msmService.send(params, phone);
        if (isSend) {
            // 发送成功，把发送成功验证码放到redis里面
            // 设置有效时间                  key   value   时长      单位(分钟)
            redisTemplate.opsForValue().set(phone, code, 5, TimeUnit.MINUTES);
            return R.ok();
        } else {
            return R.error().message("短信发送失败");
        }
    }


}
